2026-05-28

AC Junction Box (Standard) (Remove and Replace)

Code de correction NEW REMARQUE : À moins d’indications explicites contraires dans la procédure, le code de correction et le temps forfaitaire indiqués ci-dessus représentent tout le travail à être fait pour cette procédure, notamment les procédures connexes. N’appliquez pas plusieurs codes de correction à la fois, à moins qu’il vous soit explicitement indiqué de le faire. REMARQUE : Consultez Temps forfaitaires pour en apprendre plus à propos des temps forfaitaires et de leur création. NOTE : Consultez Protection individuelle pour vous assurer de porter l’équipement de protection individuelle adéquat lorsque vous effectuez la procédure ci-dessous. REMARQUE : Voir Précautions ergonomiques pour consulter les pratiques de travail sécuritaires et saines.

Warning IconA warning icon, calling your attention to a possibly risky situation
Avertissement
Cette procédure est une PREMIÈRE VERSION. Bien qu'elle ait été validée, des avertissements et des mises en garde pourraient manquer. Respectez les exigences de sécurité et faites preuve d’une extrême prudence lorsque vous travaillez sur ou près des systèmes et des composants haute tension.
Warning IconA warning icon, calling your attention to a possibly risky situation
Avertissement
Les composants électroniques du Cybertruck sont alimentés par une architecture  moyenne tension » ou « MT » de 48 V conçue pour améliorer l'efficacité. L'entretien des composants MT nécessite des connaissances et des soins supplémentaires afin d'éviter tout dommage corporel ou au véhicule. Lisez et comprenez les précautions relatives à la MT dans Précautions en électricité et assurez-vous que tous les cours de formation requis liés à la MT ont été suivis, le cas échéant.
  • 2026-04-27: Released new procedure.
  1. Soulevez et soutenez le véhicule. Voir Soulever le véhicule - pont élévateur à 2 poteaux,
  2. Ouvrez la porte avant gauche et abaissez la glace avant gauche.
  3. Connect a laptop with toolbox 3 to the vehicle. See Toolbox 3.0 (connecter et déconnecter).
  4. Mettez le véhicule en mode Entretien. Voir Mode Entretien,
  5. Déverrouillez la passerelle du véhicule. Voir Passerelle (déverrouiller),
  6. Exécutez la routine ODIN PROC_HVBATT_X_DEVICE-CLUSTER-REPLACEMENT-BACKUPvia Service Mode Plus:High Voltage Battery ➜ Device Cluster Assembly (DCA) Replacement ➜ Backup Old DCAvia Toolbox:(link)
  7. Remove the tonneau slats. See Slat System - Tonneau (Remove and Install).
  8. Débranchez l’alimentation MT. Voir Mid-Voltage Power (Disconnect and Connect) (Modify),
  9. Perform vehicle HV disablement procedure. See Vehicle HV Disablement Procedure (Test/Adjust).
  10. Remove pyro fuse access cover
    Informational PurposesAn informational icon, calling your attention
    Remarque
    4x bolts, E-Torx 5 lobe, 10 Nm
  11. Remove primary pyro fuse
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 13mm, 5 Nm + 60 Degrees, Support pyro fuse while removing bolts
  12. Remove secondary pyro fuse
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 13mm, 5 Nm + 60 Degrees, Support pyro fuse while removing bolts
  13. Release connectors at 2x4 header (AC compressor and Inductive Charger headers)
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Fully release red lock tab, Pull black latch down to release connector
  14. Release 2x4 header assembly
    Informational PurposesAn informational icon, calling your attention
    Remarque
    4x bolts, 5-lobe 10mm, 6 Nm
  15. Release drive unit connectors from ancillary headers
    Informational PurposesAn informational icon, calling your attention
    Remarque
    3x connectors, Release blue lock tab, Rotate black latch
  16. Remove bolts securing HC-Stak HV Headers for LHRDU, FDU, RHRDU from ancillary flange
    Informational PurposesAn informational icon, calling your attention
    Remarque
    6x bolts, 5-lobe 10mm, 10 Nm
  17. Remove LHRDU, FDU, RHRDU headers from ancillary flange
    Informational PurposesAn informational icon, calling your attention
    Remarque
    3x headers, No tools required, inspect header seals, Replace header if damaged
  18. Lower vehicle until tires are touching the ground
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
  19. Remove the bed floor assembly. See Bed Floor Assembly (Long Range) (Remove and Install).
  20. Remove the NVH barrier. See Tonneau NVH Barrier Assembly (Remove and Install).
  21. Disconnect ancillary bay MV connector
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x connector, Double locking, Release tab then pivot lever, Release second tab to disengage connector, Wait 1 second between locking tab release to discharge and prevent arcing
  22. Remove bolt securing busbar HV connector lid
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x bolt, EP10, 9 Nm
  23. Remove bolts securing HV connector to DC FC header
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 10mm, 9 Nm
  24. Release HV connector from DC FC header
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x connector, Use inflatable airbag if needed to suspend busbar assembly above ancillary assembly
  25. Support HV Busbar assembly
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1X Bungee, Suspend assembly to maintain clearance, wrap bungee around busbar assembly to achieve required cord length, Connect bungee to tie down hook on bed side
  26. Remove fast charger header doubler
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, E10 5 Lobe Torx, 10 Nm
  27. Remove mid voltage header bolts
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, EP10, 6 Nm
  28. Release fasteners securing ancillary bay cover to HV battery
    Informational PurposesAn informational icon, calling your attention
    Remarque
    22x bolts, E10 5-Lobe, 6 Nm, Use E10 5-Lobe socket without magnet, The fasteners are captive and will stay attached to the penthouse cover, Follow fastening order
  29. Remove ancillary bay cover
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Install vacuum cup to ancillary bay cover surface, Lift and maneuver cover around busbar and tonneau cage to remove
  30. Inspect ACJB to PCS Harness
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Inspect harness part number, If REV is earlier than J then replace with REV J or later, If REV is J or later then proceed with current procedure
  31. Remove ACJB to PCS HV jumper harness
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Release locking tab and pull connector out of respective header, Do not pull on harness
  32. Release ACJB LV connector & ACJB to device cluster HV connector
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Release connector locks, Depress levers and pull at connectors, Do not pull at harness, inspect ACJB to DC HV harness part number, if not rev J or newer, replace harness
  33. Release ancillary bed outlet and dummy plug connectors
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x connector,1x dummy plug Release locking tabs, Slide locks to release
  34. Release ACJB fasteners
    Informational PurposesAn informational icon, calling your attention
    Remarque
    6x bolts, E10 5 Lobe Torx, 6Nm
  35. Release ACJB from ancillary tray
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x clips, 2x datums, Release clips at headers, Slide ACJB inboard on datums
  36. Remove ACJB from ancillary tray
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Lift over and out of PCS once headers clear outboard side of ancillary tray
  37. Install ACJB onto ancillary tray
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Align headers and slide openings to datums in ancillary tray
  38. Slide ACJB into ancillary tray until header clips are fully engaged
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Ensure all fastener holes are aligned
  39. Secure ACJB fasteners
    Informational PurposesAn informational icon, calling your attention
    Remarque
    6x bolts, E10 5 Lobe Torx, 6Nm
  40. Secure ancillary bed outlet connector and dummy plug to ancillary
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x connector,1x dummy plug, Slide locks to fully engage, Secure locking tabs
  41. Install ACJB to PCS HV jumper harness
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Secure at ACJB first then fold harness over to PCS, Secure locking tab on both connectors
  42. Secure ACJB LV harness connector & ACJB HV harness to device cluster connector
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Secure connector locks
  43. Install ancillary cover
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Use suction cup and maneuver around busbar and tonneau cage
  44. Secure ancillary cover fasteners to HV battery
    Informational PurposesAn informational icon, calling your attention
    Remarque
    22x bolts, E10 5-Lobe, 6 Nm, Use E10 5-Lobe socket without magnet, The fasteners are captive and will stay attached to the penthouse cover, Follow fastening order
  45. Install mid voltage header bolts
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, EP10, 6 Nm
  46. Install fast charger header doubler
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, E10 5 Lobe Torx, 10Nm
  47. Clean HV connector contact surface of residual Penetrox
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Allow 1 minute dry time after removing Penetrox, New busbar comes with Penetrox applied to HV connector
  48. Clean busbar HV connector contact surface of residual Penetrox
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Allow 1 minute dry time after removing Penetrox, It is necessary to clean HV connector during re-use of busbar
  49. Apply Penetrox onto HV connector joints
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Apply 2 drops of Penetrox A-13 about 5mm in diameter to either side of the hole on both leads, Spread evenly to verify the contact surface is fully covered
  50. Position busbar connector and lower onto HV header
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Release bungee cord
  51. Install bolts securing charge port busbar kit to HV Header
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 10mm, 9 Nm
  52. Perform Hioki resistance test at each HV joint from HV busbar lead to bolt head
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x HV joints, When using Hioki tester, verify the meter has been properly adjusted and set prior to usageThe acceptable resistance is between 0.050 mΩ (50 μΩ) and 0.195 mΩ (195 μΩ).If the resistance is greater than 0.195 mΩ (195 μΩ), stop work and escalate the Toolbox session.If the resistance is lower than 0.050 mΩ (50 μΩ), reposition the probes and measure again.If the resistance is repeatedly between 0.00 mΩ and 0.050 mΩ (50 μΩ), hioki test passed, proceed to next step
  53. Install bolt securing busbar HV connector lid
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x bolt, EP10, 9 Nm
  54. Remove leather over gloves and HV insulating gloves
  55. Connect ancillary bay MV connector
    Informational PurposesAn informational icon, calling your attention
    Remarque
    1x connector, double locking, Rotate lever into 2nd lock, Perform a pull test to ensure connector engaged correctly
  56. Raise vehicle fully and lower lift onto locks
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Set vehicle to comfortable working height, Ensure an audible click of locks on both sides is heard before lowering, Vehicle may tilt to the side if both locks are not engaged
  57. Inspect HV insulating gloves
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Check gloves for damage prior to use, Refer to service document TN-15-92-003, for information on inspecting HV gloves.
  58. Put on HV insulating gloves and leather over gloves
  59. Install LHRDU, FDU, RHRDU headers to ancillary flange
    Informational PurposesAn informational icon, calling your attention
    Remarque
    3x headers, No tools required, inspect header seals, Replace header if damaged
  60. Secure bolts to HC-Stak HV Headers for LHRDU, FDU, RHRDU to ancillary flange
    Informational PurposesAn informational icon, calling your attention
    Remarque
    6x bolts, 5-lobe 10mm, 10 Nm
  61. Secure 2x4 header assembly
    Informational PurposesAn informational icon, calling your attention
    Remarque
    4x bolts, 5-lobe 10mm, 6 Nm, Confirm alignment of assembly with fastener openings
  62. Secure connectors at 2x4 header (AC compressor and Inductive Charger headers)
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x connectors, Fully engage red lock tab
  63. Secure drive unit connectors to ancillary headers
    Informational PurposesAn informational icon, calling your attention
    Remarque
    3x connectors, Rotate black latch, Ensure blue locking tab is fully engaged
  64. Install secondary pyro fuse
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 13mm, 5 Nm + 60 degrees, Support pyro fuse while installing bolts, Bolts may be reused
  65. Install primary pyro fuse
    Informational PurposesAn informational icon, calling your attention
    Remarque
    2x bolts, 13mm, 5 Nm + 60 degrees, Support pyro fuse while installing bolts, Bolts may be reused
  66. Perform Hioki resistance test at each HV joint from HV busbar lead to pyro fuse busbar
    Informational PurposesAn informational icon, calling your attention
    Remarque
    4x HV joints, When using Hioki tester, verify the meter has been properly adjusted and set prior to usageThe acceptable resistance is between 0.050 mΩ (50 μΩ) and 0.195 mΩ (195 μΩ).If the resistance is greater than 0.195 mΩ (195 μΩ), stop work and escalate the Toolbox session.If the resistance is lower than 0.050 mΩ (50 μΩ), reposition the probes and measure again.If the resistance is repeatedly between 0.00 mΩ and 0.050 mΩ (50 μΩ), hioki test passed, proceed to next step
  67. Install pyro fuse access cover with airlines attached
    Informational PurposesAn informational icon, calling your attention
    Remarque
    4x bolts, E-Torx 5 lobe, 10 Nm, Ensure seal is fully seated and undamaged, Secure 2 airline mounting clips to HV Battery, If HV pack is being shipped then pyro fuses must be removed
  68. Remove leather over gloves and HV insulating gloves
  69. Install the rear skid plate. See Skid Plate - Rear (Remove and Install).
  70. Lower vehicle until tires are touching the ground
    Informational PurposesAn informational icon, calling your attention
    Remarque
    Raise lift off locks, then hold lock release lever to keep locks free while vehicle is lowered
  71. Branchez l'alimentation électrique MT. Voir Mid-Voltage Power (Disconnect and Connect) (Modify),
  72. Installez le tablier sous le capot. Voir Underhood Apron - Rear (Remove and Install),
  73. Install the NVH barrier. See Tonneau NVH Barrier Assembly (Remove and Install).
  74. Install the bed floor assembly. See Bed Floor Assembly (Long Range) (Remove and Install).
  75. Install the tonneau slats. See Slat System - Tonneau (Remove and Install).
  76. Quitter mode Entretien. Voir Mode Entretien,
  77. Remontez la glace avant gauche et fermez la porte avant gauche.
  78. Retirez le véhicule du pont élévateur. Voir Soulever le véhicule - pont élévateur à 2 poteaux,